Trijicon GL101Y HD Yellow Night Sights for Glock (G17-39)

Trijicon HD Yellow Night Sight (GL101Y) with glow-in-the-dark photoluminescent paint for improved visibility in transitional light. Designed to reduce glare with an angled and serrated surface and black painted rings to enhance front sight focus, plus a rear notch to improve front sight acquisition. Includes a tritium-filled glass lamp for illumination in no-light/low-light conditions, protective aluminum cylinders, sapphire window/jewel caps to help evenly distribute light and protect from solvents and puncture, and a protective clear coat. Manufactured to fit specific handgun makes/models with silicone rubber cushion for additional shock protection. Tritium lamp illumination warranty: 12 years from date of original manufacture. Firearm fit: Glock 17, 17L, 19, 22, 23, 24, 25, 26, 27, 28, 31, 32, 33, 34, 35, 37, 38, 39. Not manufactured/authorized/warranted by Glock.